APA (7th ed.) Citation

Venables, C. E. H. (1971). Methods of grouping boys thirteen years of age according to their level of aspiration based on grip strength efforts. [publisher not identified].

Chicago Style (17th ed.) Citation

Venables, Cyril Edmund Hugh. Methods of Grouping Boys Thirteen Years of Age According to Their Level of Aspiration Based on Grip Strength Efforts. [Place of publication not identified]: [publisher not identified], 1971.

MLA (9th ed.) Citation

Venables, Cyril Edmund Hugh. Methods of Grouping Boys Thirteen Years of Age According to Their Level of Aspiration Based on Grip Strength Efforts. [publisher not identified], 1971.